Maria Sam, MD
NPI 1598741670 · Neurology Physician · Winston Salem, NC
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Sam, MD is a Neurology Physician provider in Winston Salem, NC (NPI 1598741670).
Provider details
- NPI number
- 1598741670
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 9600194 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
94 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Measurement of Brain Wave Activity With Video (veeg), 12-26 Hours With Review and Report By Health Care Professional95720 | 29 | $191 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 24 | $51 |
| Home Sleep Study Test (hst) With Type II Portable Monitor, Unattended; Minimum of 7 Channels: Eeg, Eog, Emg, Ecg/Heart Rate, Airflow, Respiratory Effort and Oxygen SaturationG0398 | 16 | $33 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 13 | $122 |
| Measurement of Brain Wave Activity With Video (veeg), 2-12 Hours With Review and Report By Health Care Professional95718 | 12 | $124 |
Typical Medicare-allowed amounts for these services range $33–$191 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cenobamatebrand: Xcopri | 63 | — |
| Levetiracetam | 58 | 15 |
| Lamotriginebrand: Lamictal | 44 | — |
| Rufinamide | 41 | — |
| Carbamazepinebrand: Carbamazepine Er | 39 | — |
| Clobazam | 30 | — |
| Lorazepam | 29 | — |
| Divalproex Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-20
- Last updated
- 2010-11-12
Frequently asked questions
- What is Maria Sam's NPI number?
- Maria Sam's National Provider Identifier (NPI) is 1598741670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Sam's specialty?
- Maria Sam is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Sam located?
- Maria Sam's practice location on file with NPPES is Medical Center Blvd, Winston Salem, NC 27157-0001.
- What is Maria Sam's phone number?
- The practice phone number listed in the NPPES registry for Maria Sam is (336) 716-2255.
- Does Maria Sam accept Medicare?
- Maria Sam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Sam's NPI active?
- Yes — Maria Sam's NPI (1598741670) is active in the NPPES registry as of the last update on 2010-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.